These were the descendants of Levi according to their families, that is, the leaders of families as counted and individually listed who carried out assigned tasks in the LORD’s temple and were twenty years old and up.
TSK
TSK · Nehemiah 7:1
مراجع Treasury of Scripture Knowledge في NET.
the nineteenth to Mallothi and his sons and relatives– twelve in all,
In the second year after they had come to the temple of God in Jerusalem, in the second month, Zerubbabel the son of Shealtiel and Jeshua the son of Jozadak initiated the work, along with the rest of their associates, the priests and the Levites, and all those who were coming to Jerusalem from the exile. They appointed the Levites who were at least twenty years old to take charge of the work on the LORD’s temple.
Opposition to the Rebuilding Efforts Continues When Sanballat, Tobiah, Geshem the Arab, and the rest of our enemies heard that I had rebuilt the wall and no breach remained in it(even though up to that time I had not positioned doors in the gates),
The Israelites and the Levites will bring the contribution of the grain, the new wine, and the olive oil to the storerooms where the utensils of the sanctuary are kept, and where the priests who minister stay, along with the gatekeepers and the singers. We will not neglect the temple of our God.”
And the leaders of the Levites were Hashabiah, Sherebiah, Jeshua son of Kadmiel, and their colleagues, who stood opposite them to offer praise and thanks, one contingent corresponding to the other, as specified by David the man of God.